GB/T Standard

GB/T 3077-1988

China

Alloy steel

40CrV structural alloy steel has excellent comprehensive mechanical properties and is suitable for manufacturing parts subjected to high and variable loads. Corresponding to grades such as US 6140 and German 42CrV6, 40CrV alloy steel exhibits high strengt

GB/T 3077

China

Alloy steel

45Cr steel is an alloy structural steel material widely used in machinery manufacturing, automotive parts, tool manufacturing and other fields. 45Cr alloy steel has good mechanical properties, wear resistance, heat treatment performance and is easy to pro

GB/T 3077

China

Alloy steel

40Cr alloy structural steel is a widely used medium-carbon quenched and tempered steel known for its excellent strength, toughness, and wear resistance. 40Cr alloy steel under the Chinese GB/T 3077 standard, 40Cr alloy steel is designed for high-performa

GB/T 3077

China

Alloy steel

40CrMn alloy structural steel widely recognized in the industry for its excellent mechanical properties and versatility. 40CrMn alloy steel is designed for applications requiring high strength, toughness, and wear resistance.40CrMn steel incorporates allo

GB/T 3077

China

Alloy steel

35CrMoV alloy steel is a high-strength, high-toughness chromium-molybdenum-vanadium steel. 35CrMoV alloy steel has extremely high mechanical properties and strength and is suitable for the manufacture of various heavy-load components, 35CrMoV alloy steel

GB/T 3077

China

Alloy steel

35CrMo alloy steel is a high-strength alloy structural steel with high static strength, impact toughness and high fatigue limit. 35CrMo alloy structural steel under the Chinese national standard GB/T 3077, 35CrMo steel is engineered for demanding environm

GB/T 3077

China

Alloy steel

20CrNi3MoA low-alloy structural steel widely recognized in the metallurgical industry for its excellent mechanical properties and versatility. 20CrNi3MoA alloy steel is engineered for applications requiring superior toughness, wear resistance, and fatigue

GB/T 3077

China

Alloy steel

35CrNiMoV steel is a high-strength alloy steel widely recognized for its exceptional mechanical properties and versatility in demanding industrial applications. 35CrNiMoV alloy steel primarily used in China under the GB/T 3077 standard,it is engineered fo

GB/T 3077

China

Alloy steel

45CrNiMoVA steel is a low-alloy strength steel with high hardenability, ultra-high strength and good toughness. 45CrNiMoVA alloy steel is widely used in high-stress fields such as aviation, aerospace, and military industry. 

GB/T 3077

China

Alloy steel

20CrNi3A Alloy Steel widely recognized in the metallurgical industry for its excellent mechanical properties and versatility. 20CrNi3A Alloy Steel primarily used in China under the GB/T 3077 standard, 20CrNi3A Alloy Steel is a low-carbon and nickel-chromi

GB/T 3077

China

Alloy steel

45CrNiA alloy steel has excellent wear and impact resistance, making it suitable for manufacturing high-strength, high-wear and impact-resistant components. 45CrNiA alloy steel also has good toughness and forgeability, allowing it to be manufactured into

GB/T 3077

China

Alloy steel

20CrNi3 alloy steel has excellent strength, toughness and wear resistance. 20CrNi3 Alloy Steel primarily used in the manufacturing of heavy-duty components, adheres to the Chinese GB/T 3077 standard, 20CrNi3 alloy steel mainly used for Gear steel for tran

GB/T 3077

China

Alloy steel

42CrMoA alloy steel is a high-quality steel grade of 42CrMo. While retaining the excellent hardenability, high strength, and good toughness of 42CrMo, 42CrMoA alloy steel significantly improves the material's toughness (especially impact toughness),

GB/T 3077

China

Alloy steel

42CrMo alloy steel is a high-strength, medium-carbon steel. 42CrMo alloy steel has high strength, good toughness and excellent hardenability. As a chromium-molybdenum alloy steel, 42CrMo is widely used in key components that need to withstand high stress,